156989287

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6011}}^1$

素因数の和:6079

約数の個数: 24

約数和(自身を含む): 201498192

約数和(自身を除く): 44508905

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 2009, 3731, 6011, 26117, 42077, 78143, 246451, 294539, 547001, 1725157, 3203863, 3829007, 12076099, 22427041, 156989287]

約数ペア:

[(1, 156989287), (7, 22427041), (13, 12076099), (41, 3829007), (49, 3203863), (91, 1725157), (287, 547001), (533, 294539), (637, 246451), (2009, 78143), (3731, 42077), (6011, 26117)]